Answers

  • Brainly User
2014-06-01T11:21:34+05:30
(a+b)^2=(a^2+2ab+b^2)
(a-b)^2=(a^2-2ab+b^2)
(a^2-b^2)= (a+b)(a-b)
(x+a)(x+b)=x^2+(a+b)x+ab
0
2014-06-01T11:44:17+05:30
You really have to work in geometry 
revice  integres and follow the bodmas rule for maths 
0